Jeannie Kwa
Posts: 4
Nickname: kaw
Registered: Apr, 2002
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Re: About Multidimensional Arrays
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Posted: Apr 27, 2002 11:24 AM
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Thomas,
I tried to work out on this qn. However there are some errors on it.
Pls help me on it.
And how and where can i make the function to calcuate on their grading and <u>average score</u>. Below is the source code for this program on Applet. Appreciate all the assistance on this program.
import java.awt.*;
import java.awt.event.*;
import java.io.*;
public class Smark extends Frame implements ActionListener {
Label lblTitle,lblSname,lblMark1,lblMark2,lblMark3;
TextField txtSname,txtMark1,txtMark2,txtMark3;
Button btnReset,btnExit,btnPrint;
TextArea sta;
public Smark() {
setSize(500,550);
setLayout(null);
setLocation(null);
setTextArea int (10,30);
lblTitle = new Label("RESULT CALCULATOR");
lblTitle.setLocation(200,30);
lblTitle.setSize(150,30);
add(lblTitle);
lblSname = new Label("Enter Name : ") ;
lblSname.setLocation(150,40);
lblSname.setSize(120,30);
add(lblSname);
txtSname = new TextField("",10);
txtSname.setLocation(150,40);
txtSname.setSize(120,50);
add(txtSname);
lblMark1 = new Label("Enter 1st Mark : ") ;
lblMark1.setLocation(200,50);
lblMark1.setSize(130,40);
add(lblMark1);
txtMark1 = new TextField("",10);
txtMark1 = new TextField("",10);
add(txtMark1);
lblMark2 = new Label("Enter 2nd Mark : ") ;
lblMark2.setLocation(200,50);
lblMark2.setSize(130,40);
add(lblMark2);
txtMark2 = new TextField("",10);
txtMark2 = new TextField("",10);
add(txtMark2);
lblMark3 = new Label("Enter 3rd Mark : ") ;
lblMark3.setLocation(200,50);
lblMark3.setSize(130,40);
add(lblMark2);
txtMark3 = new TextField("",10);
txtMark3 = new TextField("",10);
add(txtMark3);
btnPrint = new Button("PRINT");
btnPrint.addActionListener(this);
add(btnPrint);
btnReset = new Button("RESET");
btnReset.addActionListener(this);
add(btnReset);
btnExit = new Button("EXIT");
btnExit.setLocation(350,170);
btnExit.setSize(80,30);
btnExit.addActionListener(this);
add(btnExit);
sta=new TextArea ("",10,30);
setLocation();
setSize(500,550);
sta.setEditable(false);
add(sta);
}
public void actionPerformed(ActionEvent evt) {
if (evt.getSource() == btnPrint) {
} // end of btnPrint
if (evt.getSource() == btnReset) {
} // end of btnReset
if (evt.getSource() == btnExit) {
System.exit(0);
} // end of btnExit
} // end of actionPerformed
public static void main (String args[]) {
Smark fp = new Smark();
fs.show();
String Sname;
int mark1, mark2, mark3;
{
Student [] students =
double highestAvg = -1.0;
double lowestAvg = 101.0;
for (int i = 0; i < students.length; i++)
{
double avg = (students .mark1 + students .mark2 +
students .mark3) / 3.0;
if (avg > highestAvg)
highestAvg = avg;
if (avg < lowestAvg)
lowestAvg = avg;
System.out.print (students .name + " " +
students .mark1 + " " +
students .mark2 + " " +
students .mark3 + " " + avg + " ");
if (avg < 40)
System.out.println ("FAIL");
else
if (avg < 60)
System.out.println ("PASS");
else
if (avg < 70)
System.out.println ("CREDIT");
else
System.out.println ("DISTINCTION");
}
System.out.println ();
System.out.println ("Highest Average = " + highestAvg);
System.out.println ("Lowest Average = " + lowestAvg);
}
}
} // end of main
} // end of class
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